[Linux-cluster] GFS-Cluster and Virtualization

[Joerg Wendland]

On Thu, Mar 17, 2005 at 11:38:03AM -0800, Mike Fedyk wrote:
> Theoretically, you could use GFS to let your VMs running Linux access 
> the same storage on one system also.  It depends on whether VMWare will 
> allow the separate VMs use the same storage device for GFS.

It will, we have a 12-node GFS-cluster running atop 4 VMware ESX-Server.
One has to use a seperate LUN attached as "System LUN" to a seperate
virtual SCSI-controller in each VM for the GFS.  Using a virtual disk on
VMFS will cause lots of trouble (regarding SCSI-resets and such).

HTH,
  Joerg

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